Home / 4,250.76-5,865.66-2,457.78

Finding the Fourth Proportional to 4,250.76, 5,865.66 and 2,457.78

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Solution

The fourth proportional to 4,250.76, 5,865.66 and 2,457.78 is: 3,391.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.76 : 5,865.66 = 2,457.78 : x
  2. Step 2: Convert to fraction form
    4,250.76/5,865.66 = 2,457.78/x
  3. Step 3: Cross multiply
    4,250.76x = 5,865.66 × 2,457.78
  4. Step 4: Simplify right side
    4,250.76x = 14,416,501.83
  5. Step 5: Solve for x
    x = 14,416,501.83/4,250.76
  6. Step 6: Final answer
    x = 3,391.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.